#include <stdio.h>

int main(void)
{
    int ten = 10;
    int two = 2;

    printf("Done it reght: ");
    printf("%d minus %d is %d\n", ten, 2, ten - two);
    printf("Done it wrong: ");
    printf("%d minus %d is %d\n",ten);//遗漏2个参数

    return 0;
}